Deck 13: Configuring Network Services

Question 1

In NFS, one computer shares a certain directory in the directory tree by placing the name of that directory in the /etc/imports file. _________________________

Answer 1

False
/etc/exports

Question 2

The ____ zone configuration file contains a PTR record used to identify the loopback adapter.

A) /var/named/named.ca
B) /etc/named.conf
C) /var/named/named.local
D) /etc/named.loop

Answer 2

C

Question 3

In the DHCP lease process, halfway through the time period specified by its lease the DHCP client will send a(n) DHCPDISCOVER packet to its DHCP server to renew its IP configuration. _________________________

Answer 3

False
DHCPREQUEST

Question 4

In NTP, stratum ____ consists of atomic devices or GPS clocks.

A) 0
B) 1
C) 2
D) 5

Question 5

The ____ command can be used in the BASH prompt to obtain a Web page from the Apache server.

A) apachect1
B) ab
C) curl
D) webpage

Question 6

Each computer that participates in NIS belongs to an NIS domain and uses a(n) NIS map for accessing certain information rather than using the local configuration file. _________________________

Question 7

The Sendmail daemon on Fedora 13 is configured by default to accept e-mail on TCP port 100 and route it to the appropriate user on the Linux system. _________________________

Question 8

The use of NFS is less common than the use of FTP to transfer files on public networks.

Question 9

NetBIOS names can be up to ____ characters long.

A) 15
B) 25
C) 50
D) 100

Question 10

____ servers resolve fully qualified domain names to IP addresses for a certain namespace on the Internet.

A) DHCP
B) NTP
C) DNS
D) NIS

Question 11

The ____ httpd.conf directive specifies that the index.html file in the document root directory will be sent to clients who request an HTML document.

A) DirectoryIndex index.html
B) DocumentRoot index.html
C) Index index.html
D) UseIndex index.html

Question 12

The ____ ftp utility command runs a shell on the local computer.

A) ~
B) #
C) !
D) *

Question 13

Apache daemon listens for HTTP requests on port ____.

A) TCP 20
B) TCP 25
C) TCP 80
D) TCP 110

Question 14

The Very Secure FTP daemon is a stand-alone daemon.

Question 15

During the DNS lookup process, if the ISP DNS server has recently resolved the FQDN and placed the result in its local DNS cache, you receive the response immediately (called a(n) recursive query). _________________________

Question 16

NTP uses port ____.

A) TCP 20
B) TCP 25
C) UDP 69
D) UDP 123

Question 17

The ____ ftp utility command uploads the filename from the current directory on the local computer to the current directory on the remote computer, and allows the use of wildcard metacharacters to specify the filename.

A) upload filename
B) mput filename
C) put filename
D) get filename

Question 18

All DNS servers contain a DNS cache file.

Question 19

When connecting to the vsftpd daemon using an FTP client utility as the user "anonymous", you will be placed in the root user's home directory.

Question 20

By default, the smb.conf file shares all printers and home directories for recognized Windows users.

Question 21

Match each term with the correct statement below.
a.DNS cache file
f.zone
b.SQL
g.directive
c.Network File System (NFS)
h.recursive query
d.forward lookup
i.reverse lookup
e.document root
A server that contains the IP addresses of DNS servers that hold top-level DNS zones.

Question 22

Match each term with the correct statement below.
a.DNS cache file
f.zone
b.SQL
g.directive
c.Network File System (NFS)
h.recursive query
d.forward lookup
i.reverse lookup
e.document root
A DNS name resolution request whereby an IP address is resolved to a FQDN.

Question 23

In the PostgreSQL utility, the ____________________ built-in command is used to list available databases.

Question 24

Match each term with the correct statement below.
a.DNS cache file
f.zone
b.SQL
g.directive
c.Network File System (NFS)
h.recursive query
d.forward lookup
i.reverse lookup
e.document root
A DNS resolution request that was resolved with the use of top-level DNS servers.

Question 25

Match each term with the correct statement below.
a.DNS cache file
f.zone
b.SQL
g.directive
c.Network File System (NFS)
h.recursive query
d.forward lookup
i.reverse lookup
e.document root
A programming language used to store and access data in databases.

Question 26

Client computers can retrieve e-mail from e-mail servers via ____ or ____.

A) SSH; FTP
B) POP; IMAP
C) POP; FTP
D) SSH; IMAP

Question 27

Match each term with the correct statement below.
a.DNS cache file
f.zone
b.SQL
g.directive
c.Network File System (NFS)
h.recursive query
d.forward lookup
i.reverse lookup
e.document root
A DNS name resolution request whereby a FQDN is resolved to an IP address.

Question 28

When working with Sendmail, you can use the ____ command to test SMTP support.

A) EHLO
B) telnet
C) HELO
D) smtp

Question 29

When working with Sendmail, if you modify the /etc/aliases file, you need to run the ____ command to rebuild the aliases database

A) alias
B) newaliases
C) sendmail
D) mail

Question 30

Match each term with the correct statement below.
a.DNS cache file
f.zone
b.SQL
g.directive
c.Network File System (NFS)
h.recursive query
d.forward lookup
i.reverse lookup
e.document root
A line within the httpd.conf configuration file.

Question 31

You can use the ____________________ command to connect to both Samba and Windows servers.

Question 32

Databases store information in the form of ____, each of which contains ____.

A) lists; fields
B) fields; records
C) records; tables
D) tables; records

Question 33

Match each term with the correct statement below.
a.DNS cache file
f.zone
b.SQL
g.directive
c.Network File System (NFS)
h.recursive query
d.forward lookup
i.reverse lookup
e.document root
A protocol that allows computers to share files transparently.

Question 34

To share information to Windows client computers, you can use the ____________________ daemon, which emulates the SMB protocol.

Question 35

Match each term with the correct statement below.
a.DNS cache file
f.zone
b.SQL
g.directive
c.Network File System (NFS)
h.recursive query
d.forward lookup
i.reverse lookup
e.document root
A portion of the Domain Name Space that is administered by one or more DNS servers.

Question 36

The ____ SQL statement is used to delete a database.

A) DELETE DATABASE
B) DROP TABLE
C) DROP DATABASE
D) DELETE TABLE

Question 37

Match each term with the correct statement below.
a.DNS cache file
f.zone
b.SQL
g.directive
c.Network File System (NFS)
h.recursive query
d.forward lookup
i.reverse lookup
e.document root
A directory that contains the default Web site that is used on a server.

Question 38

In the initial stage of the DHCP lease process, the client sends a(n) ____________________ to all hosts on the network.

Question 39

The first DNS server in a zone is called the ____________________ DNS server.

Question 40

The ____ PostgreSQL command-line utility backs up PostgreSQL database settings.

A) pg_dumpall
B) pg_dump
C) pg_restore
D) pg_backup

Question 41

How does DHCP automatically configure IP addresses?

Question 42

What is NFS? How do you access files using a configured NFS Server?

Question 43

What is NIS? What is a master and slave NIS server? Give examples of configuration files that NIS is commonly used to coordinate.

Question 44

Describe the structure of a database. When is a database considered a relational database?

Question 45

What is Sendmail? How do you identify the users on a Sendmail system? What is the process of making changes to this identification?